Only in a few countries in the world _______ a reasonable standard of living.
The Dragon Boat Festival this year will come ______ four days.
We can’t do it that way --- but whether it will work is ______ matter.
--______ is your father? Does he still work as an engineer? --Yes, he has been an engineer for thirty years.
I’d like to know _____. –Maybe in the forest.
He has _____ arms now and is able to pick the table up with one hand.